|Boron(as B) per cent weight, minimum
|Matter insoluble in water per cent by weight, maximum
|Lead(as pb) per cent by weight, maximum
|Arsenic(as As)per cent by weight, maximum
|Particle size- Not less than 95% of the material shall pass through 5mm is sieve and retained on 1.4 mm is sieve.
All types of vegetable as -Cabbage, cauliflower, tomato, brinjal, beans, carrot, field crops as Cotton, sugarcane, mustard, potato, wheat & onion, fruits as Apple, mango, grape, banana, pomegranate, citrus etc.
TIME OF APPLICATION:
During land preparation, first earthing up of potato, first weeding of vegetable or at first irrigation.